Since 2021 this is now possible in Onedrive for Business

Refer - https://developer.microsoft.com/en-us/graph/changelog/?search=6f3dd177-b9b4-45c0-8893-c65196a2e502

The url should be in the following format: https://graph.microsoft.com/v1.0/drives/{drive_id}/root:/{path_to_directory}:/delta