Revert "[!!!][TASK] Get rid of loadTCA and simplify FE cache behavior"

This reverts commit d7b5d829e7d9a3a6699803e5c7ea308e6b2f55ca

Change-Id: Ifdde18979c8ca0b617132daf84d283e9fc257a3d
Related: #45107
Reviewed-on: https://review.typo3.org/18252
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn