Since Dynamics 365 for Finance and Operations version 10.0.12 we’ve been able to use FnO (public) data entities as Dataverse Virtual Entities. This will allow us to create model-driven Power Apps for Finance and Operations entities without having to copy data between Finance and Operations and Dataverse. This opens a lot of scenarios and new ways of integrating MSDyn365FO with Customer Engagement.
If you want to learn more about setting up the Virtual Entities for FnO you can: