Box 1: Yes -
The firewall allows VNet1\Subnet1 through the service endpoint.
Box 2: No -
The firewall does not allow VNet1\Subnet2 through the service endpoint.
Box 3: No -
The firewall allows 132.124.53.0/26 which means it allows all IP addresses between 132.124.53.0 and 132.124.53.63. The public IP of VM3 is 132.124.53.76 which is outside the allowed range.