@J-3804,Thanks for posting in Q&A.
Based on my research, you can upgrade Windows 10 to Windows 11 with A5 licenses via Intune.
We can create a Feature updates policy and deploy it to device.
Here is a link with detailed information you can refer.
https://learn.microsoft.com/en-us/mem/intune/protect/windows-10-feature-updates
Hope it will help.
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