Yes, you can tandem carry in a woven wrap. You can carry children of two different sizes and ages at the same time in a woven wrap as well. You can carry two babies in a single wrap if they are small enough, and you can also tandem carry with two separate wraps.
Before tandem carrying your babies, you will first want to master wearing one baby at a time. You will also want to make sure your babies are wrapped snugly so they cannot turn, sink, or slouch while being worn.
It’s essential when tandem carrying that you make sure no single spot of your wrap has unnecessary weight continuously put on it.