
Explanation:

Device 1:
Will activate as Windows 11 Enterprise. According to Deploy Windows Enterprise licenses, Windows 11 Enterprise E5 license is a subscription license that can be assigned to users who have a supported and licensed version of Windows 10 Pro or Windows 11 Pro. Device 1 has Windows 11 Pro, so it meets the requirement.
When User1 signs in to Device 1 with their Azure AD account, the device will automatically activate as Windows 11 Enterprise without changing the edition.
Will not activate as Windows 11 Enterprise. According to Deploy Windows Enterprise licenses, Windows 11 Enterprise E5 license is a subscription license that can be assigned to users who have a supported and licensed version of Windows 10 Pro or Windows 11 Pro. Device 2 has Windows 10 Home, so it does not meet the requirement. When User1 signs in to Device 2 with their Azure AD account, the device will not activate as Windows 11 Enterprise by subscription.