As long as you know that you are well outside of specified placement and the sound imaging will be compromised, go for it. Just understand that there is a lot of science into why they need to be placed in specific locations and with specific guidelines. Many "experts" say to not even both with Atmos with under than 8foot ceilings, even with aimable tweeters.

We all have limitations to work around.

Farewell - June 4, 2020