Yes, you can specify the access rights to each user, you can choose from default roles (e.g. admin, backoffice, reception, cleaner) or create your own roles. The Roles are explained in the SUB ACCOUNT Help page.
=== Can I grant access for owners? ===
Yes, you can specify the access rights the owners have with default roles (a good starting point is the owner role) or create your own roles.
=== Can I limit what a user can see in the bookings? ===