Hi @Sukumar Vinnakota ,
Thanks for your patience.
>We have a confirmation from product team that currently PowerBI scanning is supported in the same tenant only.
Here is an already existing feedback provided by another user. I would encourage you to please up-vote and comment on the feedback which would help increase the priority of the feature request.
User voice feedback: Support Power BI scanning of another tenant
Hope this info helps.
Please don’t forget to Accept Answer
and Up-Vote
wherever the information provided helps you, this can be beneficial to other community members.