These are questions we find people recurrently asking us, so we got them listed here and answered…
Can Dynamics 365 user work without Office 365 license?
A quick answer is Yes, but without Office 365 subscription you will not have Outlook, Excel, Word, SharePoint etc. which play a great role when they are integrated with Dynamics 365.
How the integration from Dynamics 365 to Power BI?
Dynamics 365 Offers Power BI Embedded by default but there are other ways depending on the scenario, you can check Dynamics 365 to Power BI integration article that explains them.