Not in standard Moodle.
However, have a look at www.iomad.org. It is an extended version of Moodle that provides 'multi tenancy' support. Almost exactly as you describe in fact
Not in standard Moodle.
However, have a look at www.iomad.org. It is an extended version of Moodle that provides 'multi tenancy' support. Almost exactly as you describe in fact