Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hi Greg,
The answer is No and the only difference between Planner Owners and Members is that Owners have the rights to edit the group (Change Name, Description, Privacy etc.)
However, this requirement is sensible and constructive, and the best way to influence the product is to provide feedback through the link below.
https://office365.uservoice.com/forums/264636-general
Thanks for your understanding.
Frank