Pixel 9 Pro XL, fully updated to latest version of GOS.
So far it's happened in Flop Rocket and Warhammer Freeblade, and a few others that I can't recall off the top of my head.
On my S24 Ultra theres an option in settings > display > camera cutout that allows you to choose the behavior on a per app basis.
Here's a pic of what I mean - https://ibb.co/Rp8hwJWr