Yes. Breast implants usually don't interfere with a woman's ability to breastfeed. There have been studies to see whether or not silicone can get into the breastmilk from the implant and there are no studies to date that prove there are any harmful effects from breastfeeding with implants.
Yes. It is not harmful to your baby to breastfeed with implants. Some mothers find it difficult due to possible damage to milk ducts. Others may find it painful due to possible nerve injury from the surgery. You won't know until you try!