But at the level of control and organization it is not a good practice and in the future it avoids several headaches, without the need to do NAT if the two networks need to communicate.
You can, doesn't mean you should.
I am not a Cisco Meraki employee. My suggestions are based on documentation of Meraki best practices and day-to-day experience.
Please, if this post was useful, leave your kudos and mark it as solved.