Hi @cftj ,
I got update from Product group on this.
Its currently not support in the product. Kindly check below document as per it, there is no support for a scoped scan at this time.
Connect to and manage a Power BI tenant same tenant - Microsoft Purview | Microsoft Learn
I encourage you to submit feedback for same using below link. PG team closely monitor them and consider them for future releases.
Hope this helps. Thank you.
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