Usually, 3 days at most 4 days are enough for Hk, and 1 day or at most 2 days are enough for Macau. You will make a 8-day trip to Hk and Macau, so you will have a easy and pleasure trip there.
June 12: Disneyland
June 13: Ocean Park, Victoria Peak
June 14: Ngong Ping 360, Giant Buddha
JUne 15: Hk space & Art Museum, avenue of star, symphony of lights, temple street night market
June 16: Wong Tai Sin Temple, Snoopy World
June 17: Macau trip (Ruins of St. Paul, Senado Square, A-ma Temple, Macau Tower, Monte Fort, St. Domingo's Church
June 18: Venetian, City of Dreams, The sand, fishermen's wharf, then back to Hk
June 19: causeway bay, Repulse bay, stanley market, Aberdeen, Central