Just enable Multi Shipping on Prestashop 1.6.
In order to test this feature, you should have at least 2 addresses attached to your customer acocunt.
- At shopping cart, let's choose the option "I would like to specify a delivery address for each individual product"
- Then, you will proceed with checkout flow, at Address screen, you now can specify different delivery adddress.
- At checkout step 4 - Shipping - you will be able to pick up one carrier for one address.
- Once the order is place, at Back Office, there will be 2 orders which share the same Order Reference.
Of course, feel free to add as many addresses as you want. It's unlimited.