[Xposed Framework Modules] GabbyWC:
I too am seeing occasional ads with YouTube v11.19.56 and YouTube AdAway v3.2.1. Here are a couple of screenshots and an Xposed log.

06-09 01:14:16.855 I/Xposed ( 233): -----------------
06-09 01:14:16.855 I/Xposed ( 233): Starting Xposed version 85.3 (Systemless by topjohnwu), compiled for SDK 23
06-09 01:14:16.855 I/Xposed ( 233): Device: Nexus 5 (LGE), Android version 6.0.1 (SDK 23)
06-09 01:14:16.855 I/Xposed ( 233): ROM: MOB30M
06-09 01:14:16.855 I/Xposed ( 233): Build fingerprint: google/hammerhead/hammerhead:6.0.1/MOB30M/2862625:user/release-keys
06-09 01:14:16.855 I/Xposed ( 233): Platform: armeabi-v7a, 32-bit binary, system server: yes
06-09 01:14:16.855 I/Xposed ( 233): SELinux enabled: yes, enforcing: yes
06-09 01:14:16.880 I/Xposed ( 233): -----------------
06-09 01:14:16.880 I/Xposed ( 233): Added Xposed (/xposed/framework/XposedBridge.jar) to CLASSPATH
06-09 01:14:17.743 I/Xposed ( 233): Detected ART runtime
06-09 01:14:17.815 I/Xposed ( 233): Found Xposed class de/robv/android/xposed/XposedBridge, now initializing
06-09 01:14:18.322 I/Xposed ( 233): Loading modules from /data/app/com.ceco.marshmallow.gravitybox-1/base.apk
06-09 01:14:18.698 I/Xposed ( 233): Loading class com.ceco.marshmallow.gravitybox.GravityBox
06-09 01:14:18.718 I/Xposed ( 233): GB:Hardware: hammerhead
06-09 01:14:18.718 I/Xposed ( 233): GB:Product: hammerhead
06-09 01:14:18.718 I/Xposed ( 233): GB:Device manufacturer: LGE
06-09 01:14:18.718 I/Xposed ( 233): GB:Device brand: google
06-09 01:14:18.719 I/Xposed ( 233): GB:Device model: Nexus 5
06-09 01:14:18.729 I/Xposed ( 233): GB:Device type: phone
06-09 01:14:18.729 I/Xposed ( 233): GB:Is MTK device: false
06-09 01:14:18.729 I/Xposed ( 233): GB:Is Xperia device: false
06-09 01:14:18.729 I/Xposed ( 233): GB:Is Moto XT device: false
06-09 01:14:18.730 I/Xposed ( 233): GB:Has Lenovo custom UI: false
06-09 01:14:18.732 I/Xposed ( 233): GB:Has telephony support: true
06-09 01:14:18.732 I/Xposed ( 233): GB:Has Gemini support: false
06-09 01:14:18.732 I/Xposed ( 233): GB:Android SDK: 23
06-09 01:14:18.732 I/Xposed ( 233): GB:Android Release: 6.0.1
06-09 01:14:18.732 I/Xposed ( 233): GB:ROM: MOB30M
06-09 01:14:18.811 I/Xposed ( 233): Loading modules from /data/app/tw.fatminmin.xposed.minminguard-1/base.apk
06-09 01:14:18.912 I/Xposed ( 233): Loading class tw.fatminmin.xposed.minminguard.Main
06-09 01:14:19.132 I/Xposed ( 233): Loading modules from /data/app/ma.wanam.youtubeadaway-1/base.apk
06-09 01:14:19.168 I/Xposed ( 233): Loading class ma.wanam.youtubeadaway.Xposed
06-09 01:14:19.170 I/Xposed ( 233): Loading modules from /data/app/biz.bokhorst.xprivacy-1/base.apk
06-09 01:14:19.263 I/Xposed ( 233): Loading class biz.bokhorst.xprivacy.XPrivacy
06-09 01:14:19.785 I/Xposed ( 233): Loading modules from /data/app/com.p1ngu1n.volumesteps-1/base.apk
06-09 01:14:19.838 I/Xposed ( 233): Loading class com.p1ngu1n.volumesteps.AudioMod
06-09 01:14:19.838 I/Xposed ( 233): Loading modules from /data/app/de.robv.android.xposed.mods.appsettings-1/base.apk
06-09 01:14:19.916 I/Xposed ( 233): Loading class de.robv.android.xposed.mods.appsettings.XposedMod
06-09 01:14:19.965 I/Xposed ( 233): Loading modules from /data/app/com.mohammadag.burnttoast-1/base.apk
06-09 01:14:20.012 I/Xposed ( 233): Loading class com.mohammadag.burnttoast.XposedMod
06-09 01:14:20.028 I/Xposed ( 233): Loading modules from /data/app/com.p1ngu1n.playstorechangelog-1/base.apk
06-09 01:14:20.074 I/Xposed ( 233): Loading class com.p1ngu1n.playstorechangelog.PlayStoreChangelog
06-09 01:14:22.903 I/Xposed ( 868): VolumeSteps+: Safe Headset Volume set to 13
06-09 01:14:22.903 I/Xposed ( 868): VolumeSteps+: Volume keys control ringer
06-09 01:14:22.904 I/Xposed ( 868): GB:Is AOSP forced: false
06-09 01:14:50.124 I/Xposed ( 868): VolumeSteps+: MAX_STREAM_VOLUME before: [6, 7, 7, 15, 7, 7, 15, 7, 15, 15]
06-09 01:14:50.124 I/Xposed ( 868): VolumeSteps+: MAX_STREAM_VOLUME after: [5, 7, 7, 20, 7, 7, 15, 7, 15, 15]
06-09 01:17:26.891 I/Xposed ( 6225): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 01:17:26.891 I/Xposed ( 6225): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:12:23.401 I/Xposed (16740): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:12:23.401 I/Xposed (16740): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:12:30.141 I/Xposed (16740): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 06:21:27.361 I/Xposed (21034): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:21:27.361 I/Xposed (21034): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:21:43.036 I/Xposed (21034): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 06:22:16.356 I/Xposed (22624): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:22:16.356 I/Xposed (22624): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:22:32.344 I/Xposed (22624): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 06:34:30.933 I/Xposed (28097): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:34:30.933 I/Xposed (28097): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:34:37.526 I/Xposed (28097): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 06:36:17.211 I/Xposed (29826): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:36:17.211 I/Xposed (29826): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:36:24.359 I/Xposed (29826): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 06:42:46.804 I/Xposed ( 743): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:42:46.804 I/Xposed ( 743): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:42:54.384 I/Xposed ( 743): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 06:45:42.720 I/Xposed ( 3280): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 06:45:42.720 I/Xposed ( 3280): YouTube AdAway 3.2.1: Trying brute force way...
06-09 06:45:51.326 I/Xposed ( 3280): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 07:08:33.766 I/Xposed (15066): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 07:08:33.766 I/Xposed (15066): YouTube AdAway 3.2.1: Trying brute force way...
06-09 07:08:46.160 I/Xposed (15066): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 07:38:42.684 I/Xposed (29567): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 07:38:42.684 I/Xposed (29567): YouTube AdAway 3.2.1: Trying brute force way...
06-09 07:38:50.530 I/Xposed (29567): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 07:47:21.448 I/Xposed ( 1904): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 07:47:21.448 I/Xposed ( 1904): YouTube AdAway 3.2.1: Trying brute force way...
06-09 07:47:35.009 I/Xposed ( 1904): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 08:10:45.308 I/Xposed (11042): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 08:10:45.308 I/Xposed (11042): YouTube AdAway 3.2.1: Trying brute force way...
06-09 08:10:53.359 I/Xposed (11042): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 08:24:47.320 I/Xposed (16017): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 08:24:47.320 I/Xposed (16017): YouTube AdAway 3.2.1: Trying brute force way...
06-09 08:24:55.634 I/Xposed (16017): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 10:30:38.209 I/Xposed ( 6847): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 10:30:38.209 I/Xposed ( 6847): YouTube AdAway 3.2.1: Trying brute force way...
06-09 10:30:44.081 I/Xposed ( 6847): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv
06-09 11:52:14.952 I/Xposed (15273): YouTube: com.google.android.youtube 11.19.56 loaded!
06-09 11:52:14.952 I/Xposed (15273): YouTube AdAway 3.2.1: Trying brute force way...
06-09 11:52:20.418 I/Xposed (15273): YouTube AdAway: Hook succeeded for sequence: class =jud params=lce, lfm, jva, jtv