When I opened a ticket on this the OS support team tested updating a Cube View with users in multiple locations, my use case is US Time Zones, APAC Time Zones and EMEA Time Zones. They found the issue consistent with my experience and explained that the current setup doesn't allow for a static date in the Cube View with a Cell Type of "Date".
Lastly, I was provided the below Idea Stream enhancement request that I could upvote:
https://community.onestreamsoftware.com/t5/Platform/Ability-to-disable-the-user-location-timezone-adjustments-to/idi-p/14997
