Hi,

You can manage the acces by creating record rules for the users,From the record record rule you can manage the create/delete access for specific user groups.Please refer the below blog to know how to create a record rule

How to Create Record Rule in Odoo 16

Hope it helps

Hi 

You have the ability to modify access permissions for creating and writing to that model within CSV security files as outlined below.

id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
id_for_the_access,access_record_name,module_name.model_name,group_name,1,0,0,0 

or You can create some record rules for the user 

Check the following references

Record rules in odoo

Regards