Thank you for posting this in Microsoft Q&A.
As I understand you want to send request for access packages, groups and application for a different user as an admin.
Yes, there is an option in the configuration where you can add users for the request of access packages, groups and applications.
Apart from this you can also configure access packages for specific users and also configure approvers as well.
Below is the article which explains on how to configure them with multiple options,
Let me know if you have any further questions.
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