After the update to 1.16.201 (non beta) 2 of my worlds display the following error when trying to play:

Failed to Sync World Data

"The world is not fully synced or has been corrupted. try playing the world on a console where its in a good state and try migrating it again"

The 2 worlds in question are named By-Tor's Mansion (approx 200MB) and Mi Casa Grande (approx 500MB).

I have a total of 7 worlds and my other 5 worlds play with no issue.

I have performed the following:

Removed my MS account from my XBox
Added my account back - Same issue
Removed my game date (console only)
Open Minecraft synced my worlds - Same issue
Changed my XBox from Wireless to wired - Same issue
Updated my XBox (3/10/21) 
Updated Minecraft to 1.16.210

The issue is still present after performing all of the above. 

I contacted Microsoft they have gone through my XBox, my account and Minecraft and confirmed all is working.